Keystones — Bedrock
Five GCSE retrieval questions · 2 July 2013 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 77 + 32
Answer: 77 + 32 = 109 -
2. Algebra Substitution
If x = 2, find the value of 5x + 3
Answer: 13 -
3. Geometry Converting lengths
Convert 9m to cm
Answer: 900cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:12
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 19, 2, 14, 25
Answer: 15